# DNS Server vulnerabilities

Source: https://junglewise.ai/threats/technologies/x-dns-server  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 19 October 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/x-dns-server.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 7 vulnerabilities in DNS Server: 7 in the last 7 days and 7 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-97833, was published on 13 October 2026. 7 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.

## Counts

- Last 7 days: 7
- Last 30 days: 7
- Last 90 days: 7
- All time: 7 (1 critical, 0 exploited in the wild)

## About DNS Server

Network service that translates domain names to IP addresses and manages DNS records.

## Latest DNS Server vulnerabilities

- [CVE-2026-97833: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97833-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97828: DNS Server buffer over-read information disclosure](https://junglewise.ai/threats/cve-2026-97828-buffer-over-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97826: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97826-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97823: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97823-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-88123: DNS Server out-of-bounds read denial of service](https://junglewise.ai/threats/cve-2026-88123-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-88112: DNS Server untrusted pointer dereference allows remote code execution](https://junglewise.ai/threats/cve-2026-88112-untrusted-pointer-dereference-in-dns-server-allows-an) (high, CVSS 8.8, published 13 Oct 2026)
- [CVE-2026-83869: DNS Server integer underflow remote code execution](https://junglewise.ai/threats/cve-2026-83869-integer-underflow-wrap-or-wraparound-in-dns-server-allows-an) (critical, CVSS 9.8, published 13 Oct 2026)

## Most severe DNS Server vulnerabilities

- [CVE-2026-83869: DNS Server integer underflow remote code execution](https://junglewise.ai/threats/cve-2026-83869-integer-underflow-wrap-or-wraparound-in-dns-server-allows-an) (critical, CVSS 9.8, published 13 Oct 2026)
- [CVE-2026-88112: DNS Server untrusted pointer dereference allows remote code execution](https://junglewise.ai/threats/cve-2026-88112-untrusted-pointer-dereference-in-dns-server-allows-an) (high, CVSS 8.8, published 13 Oct 2026)
- [CVE-2026-88123: DNS Server out-of-bounds read denial of service](https://junglewise.ai/threats/cve-2026-88123-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97828: DNS Server buffer over-read information disclosure](https://junglewise.ai/threats/cve-2026-97828-buffer-over-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97826: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97826-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97823: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97823-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)
- [CVE-2026-97833: DNS Server out-of-bounds read information disclosure](https://junglewise.ai/threats/cve-2026-97833-out-of-bounds-read-in-dns-server-allows-an-authorized-attacker-to) (medium, CVSS 6.5, published 13 Oct 2026)

## Vulnerabilities per week

7 vulnerabilities in the last four weeks, up from none in the four before. 1 critical against 0.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 27 Jul 2026 | 0 | 0 | 0 |
| 3 Aug 2026 | 0 | 0 | 0 |
| 10 Aug 2026 | 0 | 0 | 0 |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 7 | 1 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "DNS Server vulnerabilities", https://junglewise.ai/threats/technologies/x-dns-server, 19 October 2026.